Thanks for contacting with your health concern. 1. As symptoms are recurrent, it is wise to consult a chest specialist since they are still persisting and as chest pain is related to the chest wall, the following should be the symptomwise approach: i .Think of fracture rib, new or old. ii. Think of costochondritis, very common anteriorly iii. Think of muscle sprain PS. One may consult a Cardiologist to exclude precordial catch syndrome. [PCS] which is a nonserious condition affecting the left side of the anterior chest wall and/or pericarditis. 2. If by adopting - hot water fomentation - rest with minimal movements - chest strapping - intercostal nerve block - taking an analgesic, anti-inflammatory enzymes, and muscle relaxant, the pain goes away continue with the same, however, if the pain is not relieved to ask for Hb%, WBC, ESR & X-ray Chest [pain could be a pleural pathology to exclude pleuritis, pleural effusion] 3. Other common causes to exclude is/are digestive issues [excess gas, gastritis], stress PS. Although most of the times, pain may be the result of minor injury or postural changes, however sometimes there may be an underlying medical condition/situation which needs appropriate treatment.